X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f0ab09ccd0f13348a53aa9294b7b5fbe8f597cc0..74ebd40690d3676e74a7cfc239eee6c7e9764f05:/src/common/intl.cpp

diff --git a/src/common/intl.cpp b/src/common/intl.cpp
index 317cc06e04..548776f481 100644
--- a/src/common/intl.cpp
+++ b/src/common/intl.cpp
@@ -18,10 +18,6 @@
 // headers
 // ----------------------------------------------------------------------------
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma implementation "intl.h"
-#endif
-
 #if defined(__BORLAND__) && !defined(__WXDEBUG__)
     // There's a bug in Borland's compiler that breaks wxLocale with -O2,
     // so make sure that flag is not used for this file:
@@ -72,12 +68,15 @@
 #endif
 
 #include "wx/file.h"
+#include "wx/filename.h"
 #include "wx/tokenzr.h"
 #include "wx/module.h"
 #include "wx/fontmap.h"
 #include "wx/encconv.h"
 #include "wx/hashmap.h"
 #include "wx/ptr_scpd.h"
+#include "wx/app.h"
+#include "wx/apptrait.h"
 
 #if defined(__WXMAC__)
   #include  "wx/mac/private.h"  // includes mac headers
@@ -99,14 +98,13 @@ typedef wxUint32 size_t32;
 const size_t32 MSGCATALOG_MAGIC    = 0x950412de;
 const size_t32 MSGCATALOG_MAGIC_SW = 0xde120495;
 
-// extension of ".mo" files
-#define MSGCATALOG_EXTENSION  _T(".mo")
-
 // the constants describing the format of lang_LANG locale string
 static const size_t LEN_LANG = 2;
 static const size_t LEN_SUBLANG = 2;
 static const size_t LEN_FULL = LEN_LANG + 1 + LEN_SUBLANG; // 1 for '_'
 
+#define TRACE_I18N _T("i18n")
+
 // ----------------------------------------------------------------------------
 // global functions
 // ----------------------------------------------------------------------------
@@ -498,14 +496,13 @@ public:
     ~wxPluralFormsCalculator() {}
 
     void  init(wxPluralFormsToken::Number nplurals, wxPluralFormsNode* plural);
-    wxString getString() const;
 
 private:
     wxPluralFormsToken::Number m_nplurals;
     wxPluralFormsNodePtr m_plural;
 };
 
-wxDEFINE_SCOPED_PTR_TYPE(wxPluralFormsCalculator);
+wxDEFINE_SCOPED_PTR_TYPE(wxPluralFormsCalculator)
 
 void wxPluralFormsCalculator::init(wxPluralFormsToken::Number nplurals,
                                    wxPluralFormsNode* plural)
@@ -1037,6 +1034,8 @@ static wxString GetFullSearchPath(const wxChar *lang)
                    << wxPATH_SEP;
     }
 
+    // TODO: use wxStandardPaths instead of all this mess!!
+
     // LC_PATH is a standard env var containing the search path for the .mo
     // files
 #ifndef __WXWINCE__
@@ -1056,32 +1055,43 @@ static wxString GetFullSearchPath(const wxChar *lang)
 
     // then take the current directory
     // FIXME it should be the directory of the executable
-#ifdef __WXMAC__
-    wxChar cwd[512] ;
-    wxGetWorkingDirectory( cwd , sizeof( cwd ) ) ;
-    searchPath << GetAllMsgCatalogSubdirs(cwd, lang);
+#if defined(__WXMAC__)
+    searchPath << GetAllMsgCatalogSubdirs(wxGetCwd(), lang);
     // generic search paths could be somewhere in the system folder preferences
-#else // !Mac
+#elif defined(__WXMSW__)
+    // look in the directory of the executable
+    wxString path;
+    wxSplitPath(wxGetFullModuleName(), &path, NULL, NULL);
+    searchPath << GetAllMsgCatalogSubdirs(path, lang);
+#else // !Mac, !MSW
     searchPath << GetAllMsgCatalogSubdirs(wxT("."), lang);
-
 #endif // platform
 
     return searchPath;
 }
 
 // open disk file and read in it's contents
-bool wxMsgCatalogFile::Load(const wxChar *szDirPrefix, const wxChar *szName0,
+bool wxMsgCatalogFile::Load(const wxChar *szDirPrefix, const wxChar *szName,
                             wxPluralFormsCalculatorPtr& rPluralFormsCalculator)
 {
-   /* We need to handle locales like  de_AT.iso-8859-1
-      For this we first chop off the .CHARSET specifier and ignore it.
-      FIXME: UNICODE SUPPORT: must use CHARSET specifier!
-   */
-   wxString szName = szName0;
-   if(szName.Find(wxT('.')) != -1) // contains a dot
-      szName = szName.Left(szName.Find(wxT('.')));
+  wxString searchPath;
+
+#if wxUSE_FONTMAP
+  // first look for the catalog for this language and the current locale:
+  // notice that we don't use the system name for the locale as this would
+  // force us to install catalogs in different locations depending on the
+  // system but always use the canonical name
+  wxFontEncoding encSys = wxLocale::GetSystemEncoding();
+  if ( encSys != wxFONTENCODING_SYSTEM )
+  {
+    wxString fullname(szDirPrefix);
+    fullname << _T('.') << wxFontMapperBase::GetEncodingName(encSys);
+    searchPath << GetFullSearchPath(fullname) << wxPATH_SEP;
+  }
+#endif // wxUSE_FONTMAP
 
-  wxString searchPath = GetFullSearchPath(szDirPrefix);
+
+  searchPath += GetFullSearchPath(szDirPrefix);
   const wxChar *sublocale = wxStrchr(szDirPrefix, wxT('_'));
   if ( sublocale )
   {
@@ -1093,9 +1103,6 @@ bool wxMsgCatalogFile::Load(const wxChar *szDirPrefix, const wxChar *szName0,
                  << wxPATH_SEP;
   }
 
-  wxString strFile = szName;
-  strFile += MSGCATALOG_EXTENSION;
-
   // don't give translation errors here because the wxstd catalog might
   // not yet be loaded (and it's normal)
   //
@@ -1103,36 +1110,44 @@ bool wxMsgCatalogFile::Load(const wxChar *szDirPrefix, const wxChar *szName0,
 
   NoTransErr noTransErr;
   wxLogVerbose(_("looking for catalog '%s' in path '%s'."),
-               szName.c_str(), searchPath.c_str());
+               szName, searchPath.c_str());
+  wxLogTrace(TRACE_I18N, _T("Looking for \"%s.mo\" in \"%s\""),
+             szName, searchPath.c_str());
 
+  wxFileName fn(szName);
+  fn.SetExt(_T("mo"));
   wxString strFullName;
-  if ( !wxFindFileInPath(&strFullName, searchPath, strFile) ) {
-    wxLogVerbose(_("catalog file for domain '%s' not found."), szName.c_str());
-    return FALSE;
+  if ( !wxFindFileInPath(&strFullName, searchPath, fn.GetFullPath()) ) {
+    wxLogVerbose(_("catalog file for domain '%s' not found."), szName);
+    wxLogTrace(TRACE_I18N, _T("Catalog \"%s.mo\" not found"), szName);
+    return false;
   }
 
   // open file
-  wxLogVerbose(_("using catalog '%s' from '%s'."),
-             szName.c_str(), strFullName.c_str());
+  wxLogVerbose(_("using catalog '%s' from '%s'."), szName, strFullName.c_str());
+  wxLogTrace(TRACE_I18N, _T("Using catalog \"%s\"."), strFullName.c_str());
 
   wxFile fileMsg(strFullName);
   if ( !fileMsg.IsOpened() )
-    return FALSE;
+    return false;
 
-  // get the file size
-  off_t nSize = fileMsg.Length();
-  if ( nSize == wxInvalidOffset )
-    return FALSE;
+  // get the file size (assume it is less than 4Gb...)
+  wxFileOffset lenFile = fileMsg.Length();
+  if ( lenFile == wxInvalidOffset )
+    return false;
+
+  size_t nSize = wx_truncate_cast(size_t, lenFile);
+  wxASSERT_MSG( nSize == lenFile + size_t(0), _T("message catalog bigger than 4GB?") );
 
   // read the whole file in memory
   m_pData = new size_t8[nSize];
-  if ( fileMsg.Read(m_pData, nSize) != nSize ) {
+  if ( fileMsg.Read(m_pData, nSize) != lenFile ) {
     wxDELETEA(m_pData);
-    return FALSE;
+    return false;
   }
 
   // examine header
-  bool bValid = (size_t)nSize > sizeof(wxMsgCatalogHeader);
+  bool bValid = nSize + (size_t)0 > sizeof(wxMsgCatalogHeader);
 
   wxMsgCatalogHeader *pHeader = (wxMsgCatalogHeader *)m_pData;
   if ( bValid ) {
@@ -1148,7 +1163,7 @@ bool wxMsgCatalogFile::Load(const wxChar *szDirPrefix, const wxChar *szName0,
     wxLogWarning(_("'%s' is not a valid message catalog."), strFullName.c_str());
 
     wxDELETEA(m_pData);
-    return FALSE;
+    return false;
   }
 
   // initialize
@@ -1157,7 +1172,7 @@ bool wxMsgCatalogFile::Load(const wxChar *szDirPrefix, const wxChar *szName0,
                    Swap(pHeader->ofsOrigTable));
   m_pTransTable = (wxMsgTableEntry *)(m_pData +
                    Swap(pHeader->ofsTransTable));
-  m_nSize = nSize;
+  m_nSize = (size_t32)nSize;
 
   // now parse catalog's header and try to extract catalog charset and
   // plural forms formula from it:
@@ -1201,8 +1216,7 @@ bool wxMsgCatalogFile::Load(const wxChar *szDirPrefix, const wxChar *szName0,
               }
               else
               {
-                   wxLogVerbose(_("Cannot parse Plural-Forms:'%s'"),
-                          pfs.c_str());
+                   wxLogVerbose(_("Cannot parse Plural-Forms:'%s'"), pfs.c_str());
               }
           }
       }
@@ -1220,29 +1234,64 @@ void wxMsgCatalogFile::FillHash(wxMessagesHash& hash,
                                 const wxString& msgIdCharset,
                                 bool convertEncoding) const
 {
-#if wxUSE_WCHAR_T
-    wxCSConv *csConv = NULL;
-    if ( !!m_charset )
-        csConv = new wxCSConv(m_charset);
+#if wxUSE_FONTMAP
+    // determine if we need any conversion at all
+    if ( convertEncoding )
+    {
+        wxFontEncoding encCat = wxFontMapperBase::GetEncodingFromName(m_charset);
+        if ( encCat == wxLocale::GetSystemEncoding() )
+        {
+            // no need to convert
+            convertEncoding = false;
+        }
+    }
+#endif // wxUSE_FONTMAP
 
-    wxMBConv& inputConv = csConv ? *((wxMBConv*)csConv) : *wxConvCurrent;
+#if wxUSE_WCHAR_T
+    // conversion to use to convert catalog strings to the GUI encoding
+    wxMBConv *inputConv,
+             *csConv = NULL; // another ptr just to be able to delete it later
+    if ( convertEncoding )
+    {
+        if ( m_charset.empty() )
+        {
+            inputConv = wxConvCurrent;
+        }
+        else
+        {
+            inputConv =
+            csConv = new wxCSConv(m_charset);
+        }
+    }
+    else // no need to convert the encoding
+    {
+        // we still need the conversion for Unicode build
+#if wxUSE_UNICODE
+        inputConv = wxConvCurrent;
+#else // !wxUSE_UNICODE
+        inputConv = NULL;
+#endif // wxUSE_UNICODE/!wxUSE_UNICODE
+    }
 
-    wxCSConv *sourceConv = NULL;
-    if ( !msgIdCharset.empty() && (m_charset != msgIdCharset) )
-        sourceConv = new wxCSConv(msgIdCharset);
+    // conversion to apply to msgid strings before looking them up: we only
+    // need it if the msgids are neither in 7 bit ASCII nor in the same
+    // encoding as the catalog
+    wxCSConv *sourceConv = msgIdCharset.empty() || (msgIdCharset == m_charset)
+                            ? NULL
+                            : new wxCSConv(msgIdCharset);
 
 #elif wxUSE_FONTMAP
     wxASSERT_MSG( msgIdCharset == NULL,
                   _T("non-ASCII msgid languages only supported if wxUSE_WCHAR_T=1") );
-    
+
     wxEncodingConverter converter;
     if ( convertEncoding )
     {
         wxFontEncoding targetEnc = wxFONTENCODING_SYSTEM;
-        wxFontEncoding enc = wxFontMapper::Get()->CharsetToEncoding(m_charset, FALSE);
+        wxFontEncoding enc = wxFontMapperBase::Get()->CharsetToEncoding(m_charset, false);
         if ( enc == wxFONTENCODING_SYSTEM )
         {
-            convertEncoding = FALSE; // unknown encoding
+            convertEncoding = false; // unknown encoding
         }
         else
         {
@@ -1252,10 +1301,10 @@ void wxMsgCatalogFile::FillHash(wxMessagesHash& hash,
                 wxFontEncodingArray a = wxEncodingConverter::GetPlatformEquivalents(enc);
                 if (a[0] == enc)
                     // no conversion needed, locale uses native encoding
-                    convertEncoding = FALSE;
+                    convertEncoding = false;
                 if (a.GetCount() == 0)
                     // we don't know common equiv. under this platform
-                    convertEncoding = FALSE;
+                    convertEncoding = false;
                 targetEnc = a[0];
             }
         }
@@ -1268,18 +1317,18 @@ void wxMsgCatalogFile::FillHash(wxMessagesHash& hash,
 #endif // wxUSE_WCHAR_T/!wxUSE_WCHAR_T
     (void)convertEncoding; // get rid of warnings about unused parameter
 
-    for (size_t i = 0; i < m_numStrings; i++)
+    for (size_t32 i = 0; i < m_numStrings; i++)
     {
         const char *data = StringAtOfs(m_pOrigTable, i);
 #if wxUSE_UNICODE
-        wxString msgid(data, inputConv);
-#else
+        wxString msgid(data, *inputConv);
+#else // ASCII
         wxString msgid;
-#if wxUSE_WCHAR_T
-        if ( convertEncoding && sourceConv )
-            msgid = wxString(inputConv.cMB2WC(data), *sourceConv);
-        else
-#endif
+        #if wxUSE_WCHAR_T
+            if ( inputConv && sourceConv )
+                msgid = wxString(inputConv->cMB2WC(data), *sourceConv);
+            else
+        #endif
             msgid = data;
 #endif // wxUSE_UNICODE
 
@@ -1292,10 +1341,10 @@ void wxMsgCatalogFile::FillHash(wxMessagesHash& hash,
             wxString msgstr;
 #if wxUSE_WCHAR_T
         #if wxUSE_UNICODE
-            msgstr = wxString(data + offset, inputConv);
+            msgstr = wxString(data + offset, *inputConv);
         #else
-            if ( convertEncoding )
-                msgstr = wxString(inputConv.cMB2WC(data + offset), wxConvLocal);
+            if ( inputConv )
+                msgstr = wxString(inputConv->cMB2WC(data + offset), wxConvLocal);
             else
                 msgstr = wxString(data + offset);
         #endif
@@ -1338,10 +1387,10 @@ bool wxMsgCatalog::Load(const wxChar *szDirPrefix, const wxChar *szName,
     if ( file.Load(szDirPrefix, szName, m_pluralFormsCalculator) )
     {
         file.FillHash(m_messages, msgIdCharset, bConvertEncoding);
-        return TRUE;
+        return true;
     }
 
-    return FALSE;
+    return false;
 }
 
 const wxChar *wxMsgCatalog::GetString(const wxChar *sz, size_t n) const
@@ -1375,7 +1424,7 @@ const wxChar *wxMsgCatalog::GetString(const wxChar *sz, size_t n) const
 
 #include "wx/arrimpl.cpp"
 WX_DECLARE_EXPORTED_OBJARRAY(wxLanguageInfo, wxLanguageInfoArray);
-WX_DEFINE_OBJARRAY(wxLanguageInfoArray);
+WX_DEFINE_OBJARRAY(wxLanguageInfoArray)
 
 wxLanguageInfoArray *wxLocale::ms_languagesDB = NULL;
 
@@ -1398,6 +1447,9 @@ wxLanguageInfoArray *wxLocale::ms_languagesDB = NULL;
 void wxLocale::DoCommonInit()
 {
   m_pszOldLocale = NULL;
+
+  m_pOldLocale = wxSetLocale(this);
+
   m_pMsgCat = NULL;
   m_language = wxLANGUAGE_UNKNOWN;
   m_initialized = false;
@@ -1425,7 +1477,7 @@ bool wxLocale::Init(const wxChar *szName,
     // the argument to setlocale()
     szLocale = szShort;
 
-    wxCHECK_MSG( szLocale, FALSE, _T("no locale to set in wxLocale::Init()") );
+    wxCHECK_MSG( szLocale, false, _T("no locale to set in wxLocale::Init()") );
   }
 
 #ifdef __WXWINCE__
@@ -1455,7 +1507,7 @@ bool wxLocale::Init(const wxChar *szName,
 
   // the short name will be used to look for catalog files as well,
   // so we need something here
-  if ( m_strShort.IsEmpty() ) {
+  if ( m_strShort.empty() ) {
     // FIXME I don't know how these 2 letter abbreviations are formed,
     //       this wild guess is surely wrong
     if ( szLocale && szLocale[0] )
@@ -1466,43 +1518,51 @@ bool wxLocale::Init(const wxChar *szName,
     }
   }
 
-  // save the old locale to be able to restore it later
-  m_pOldLocale = wxSetLocale(this);
-
   // load the default catalog with wxWidgets standard messages
   m_pMsgCat = NULL;
-  bool bOk = TRUE;
+  bool bOk = true;
   if ( bLoadDefault )
+  {
     bOk = AddCatalog(wxT("wxstd"));
 
+    // there may be a catalog with toolkit specific overrides, it is not
+    // an error if this does not exist
+    if ( bOk && wxTheApp )
+    {
+      wxAppTraits *traits = wxTheApp->GetTraits();
+      if (traits)
+        AddCatalog(traits->GetToolkitInfo().name.BeforeFirst(wxT('/')).MakeLower());
+    }
+  }
+
   return bOk;
 }
 
 
-#if defined(__UNIX__) && wxUSE_UNICODE
+#if defined(__UNIX__) && wxUSE_UNICODE && !defined(__WXMAC__)
 static wxWCharBuffer wxSetlocaleTryUTF(int c, const wxChar *lc)
 {
     wxMB2WXbuf l = wxSetlocale(c, lc);
     if ( !l && lc && lc[0] != 0 )
     {
-    	wxString buf(lc);
+        wxString buf(lc);
         wxString buf2;
-    	buf2 = buf + wxT(".UTF-8");
-    	l = wxSetlocale(c, buf2.c_str());
+        buf2 = buf + wxT(".UTF-8");
+        l = wxSetlocale(c, buf2.c_str());
         if ( !l )
         {
             buf2 = buf + wxT(".utf-8");
-    	    l = wxSetlocale(c, buf2.c_str());
+            l = wxSetlocale(c, buf2.c_str());
         }
         if ( !l )
         {
             buf2 = buf + wxT(".UTF8");
-    	    l = wxSetlocale(c, buf2.c_str());
+            l = wxSetlocale(c, buf2.c_str());
         }
         if ( !l )
         {
             buf2 = buf + wxT(".utf8");
-    	    l = wxSetlocale(c, buf2.c_str());
+            l = wxSetlocale(c, buf2.c_str());
         }
     }
     return l;
@@ -1523,7 +1583,7 @@ bool wxLocale::Init(int language, int flags)
     // We failed to detect system language, so we will use English:
     if (lang == wxLANGUAGE_UNKNOWN)
     {
-       return FALSE;
+       return false;
     }
 
     const wxLanguageInfo *info = GetLanguageInfo(lang);
@@ -1532,7 +1592,7 @@ bool wxLocale::Init(int language, int flags)
     if (info == NULL)
     {
         wxLogError(wxT("Unknown language %i."), lang);
-        return FALSE;
+        return false;
     }
 
     wxString name = info->Description;
@@ -1540,48 +1600,83 @@ bool wxLocale::Init(int language, int flags)
     wxString locale;
 
     // Set the locale:
-#if defined(__UNIX__) && !defined(__WXMAC__)
-    if (language == wxLANGUAGE_DEFAULT)
-        locale = wxEmptyString;
-    else
+#if defined(__OS2__)
+    wxMB2WXbuf retloc = wxSetlocale(LC_ALL , wxEmptyString);
+#elif defined(__UNIX__) && !defined(__WXMAC__)
+    if (language != wxLANGUAGE_DEFAULT)
         locale = info->CanonicalName;
 
     wxMB2WXbuf retloc = wxSetlocaleTryUTF(LC_ALL, locale);
 
+    const wxString langOnly = locale.Left(2);
     if ( !retloc )
     {
         // Some C libraries don't like xx_YY form and require xx only
-        retloc = wxSetlocaleTryUTF(LC_ALL, locale.Mid(0,2));
+        retloc = wxSetlocaleTryUTF(LC_ALL, langOnly);
     }
+
+#if wxUSE_FONTMAP
+    // some systems (e.g. FreeBSD and HP-UX) don't have xx_YY aliases but
+    // require the full xx_YY.encoding form, so try using UTF-8 because this is
+    // the only thing we can do generically
+    //
+    // TODO: add encodings applicable to each language to the lang DB and try
+    //       them all in turn here
     if ( !retloc )
     {
-        // Some C libraries (namely glibc) still use old ISO 639,
-        // so will translate the abbrev for them
-        wxString mid = locale.Mid(0,2);
-        if (mid == wxT("he"))
-            locale = wxT("iw") + locale.Mid(3);
-        else if (mid == wxT("id"))
-            locale = wxT("in") + locale.Mid(3);
-        else if (mid == wxT("yi"))
-            locale = wxT("ji") + locale.Mid(3);
-        else if (mid == wxT("nb"))
-            locale = wxT("no_NO");
-        else if (mid == wxT("nn"))
-            locale = wxT("no_NY");
-
-        retloc = wxSetlocaleTryUTF(LC_ALL, locale);
+        const wxChar **names =
+            wxFontMapperBase::GetAllEncodingNames(wxFONTENCODING_UTF8);
+        while ( *names )
+        {
+            retloc = wxSetlocale(LC_ALL, locale + _T('.') + *names++);
+            if ( retloc )
+                break;
+        }
     }
+#endif // wxUSE_FONTMAP
+
     if ( !retloc )
     {
-        // (This time, we changed locale in previous if-branch, so try again.)
-        // Some C libraries don't like xx_YY form and require xx only
-        retloc = wxSetlocaleTryUTF(LC_ALL, locale.Mid(0,2));
+        // Some C libraries (namely glibc) still use old ISO 639,
+        // so will translate the abbrev for them
+        wxString localeAlt;
+        if ( langOnly == wxT("he") )
+            localeAlt = wxT("iw") + locale.Mid(3);
+        else if ( langOnly == wxT("id") )
+            localeAlt = wxT("in") + locale.Mid(3);
+        else if ( langOnly == wxT("yi") )
+            localeAlt = wxT("ji") + locale.Mid(3);
+        else if ( langOnly == wxT("nb") )
+            localeAlt = wxT("no_NO");
+        else if ( langOnly == wxT("nn") )
+            localeAlt = wxT("no_NY");
+
+        if ( !localeAlt.empty() )
+        {
+            retloc = wxSetlocaleTryUTF(LC_ALL, localeAlt);
+            if ( !retloc )
+                retloc = wxSetlocaleTryUTF(LC_ALL, locale.Left(2));
+        }
     }
+
     if ( !retloc )
     {
         wxLogError(wxT("Cannot set locale to '%s'."), locale.c_str());
-        return FALSE;
+        return false;
     }
+
+#ifdef __AIX__
+    // at least in AIX 5.2 libc is buggy and the string returned from setlocale(LC_ALL)
+    // can't be passed back to it because it returns 6 strings (one for each locale
+    // category), i.e. for C locale we get back "C C C C C C"
+    //
+    // this contradicts IBM own docs but this is not of much help, so just work around
+    // it in the crudest possible manner
+    wxChar *p = wxStrchr((wxChar *)retloc, _T(' '));
+    if ( p )
+        *p = _T('\0');
+#endif // __AIX__
+
 #elif defined(__WIN32__)
 
     #if wxUSE_UNICODE && (defined(__VISUALC__) || defined(__MINGW32__))
@@ -1633,11 +1728,11 @@ bool wxLocale::Init(int language, int flags)
                 if (codepage != 0)
                     locale << wxT(".") << buffer;
             }
-            if (locale.IsEmpty())
+            if (locale.empty())
             {
                 wxLogLastError(wxT("SetThreadLocale"));
                 wxLogError(wxT("Cannot set locale to language %s."), name.c_str());
-                return FALSE;
+                return false;
             }
             else
             {
@@ -1679,12 +1774,28 @@ bool wxLocale::Init(int language, int flags)
     if ( !retloc )
     {
         wxLogError(wxT("Cannot set locale to language %s."), name.c_str());
-        return FALSE;
+        return false;
+    }
+#elif defined(__WXMAC__)
+    if (lang == wxLANGUAGE_DEFAULT)
+        locale = wxEmptyString;
+    else
+        locale = info->CanonicalName;
+
+    wxMB2WXbuf retloc = wxSetlocale(LC_ALL, locale);
+
+    if ( !retloc )
+    {
+        // Some C libraries don't like xx_YY form and require xx only
+        retloc = wxSetlocale(LC_ALL, locale.Mid(0,2));
+    }
+    if ( !retloc )
+    {
+        wxLogError(wxT("Cannot set locale to '%s'."), locale.c_str());
+        return false;
     }
-#elif defined(__WXMAC__) || defined(__WXPM__)
-    wxMB2WXbuf retloc = wxSetlocale(LC_ALL , wxEmptyString);
 #else
-    return FALSE;
+    return false;
     #define WX_NO_LOCALE_SUPPORT
 #endif
 
@@ -1776,7 +1887,7 @@ void wxLocale::AddCatalogLookupPathPrefix(const wxString& prefix)
          (langFull.Len() == LEN_FULL && langFull[LEN_LANG] == wxT('_')) )
     {
         // 0. Make sure the lang is according to latest ISO 639
-        //    (this is neccessary because glibc uses iw and in instead
+        //    (this is necessary because glibc uses iw and in instead
         //    of he and id respectively).
 
         // the language itself (second part is the dialect/sublang)
@@ -2181,6 +2292,9 @@ wxString wxLocale::GetSystemEncodingName()
     // FIXME: what is the error return value for GetACP()?
     UINT codepage = ::GetACP();
     encname.Printf(_T("windows-%u"), codepage);
+#elif defined(__WXMAC__)
+    // default is just empty string, this resolves to the default system
+    // encoding later
 #elif defined(__UNIX_LIKE__)
 
 #if defined(HAVE_LANGINFO_H) && defined(CODESET)
@@ -2194,35 +2308,9 @@ wxString wxLocale::GetSystemEncodingName()
 
     if ( alang )
     {
-        // 7 bit ASCII encoding has several alternative names which we should
-        // recognize to avoid warnings about unrecognized encoding on each
-        // program startup
-
-        // nl_langinfo() under Solaris returns 646 by default which stands for
-        // ISO-646, i.e. 7 bit ASCII
-        //
-        // and recent glibc call it ANSI_X3.4-1968...
-        //
-        // HP-UX uses HP-Roman8 cset which is not the same as ASCII (see RFC
-        // 1345 for its definition) but must be recognized as otherwise HP
-        // users get a warning about it on each program startup, so handle it
-        // here -- but it would be obviously better to add real supprot to it,
-        // of course!
-        if ( strcmp(alang, "646") == 0
-                || strcmp(alang, "ANSI_X3.4-1968") == 0
-#ifdef __HPUX__
-                    || strcmp(alang, "roman8") == 0
-#endif // __HPUX__
-            )
-        {
-            encname = _T("US-ASCII");
-        }
-        else
-        {
-            encname = wxString::FromAscii( alang );
-        }
+        encname = wxString::FromAscii( alang );
     }
-    else
+    else // nl_langinfo() failed
 #endif // HAVE_LANGINFO_H
     {
         // if we can't get at the character set directly, try to see if it's in
@@ -2259,12 +2347,17 @@ wxFontEncoding wxLocale::GetSystemEncoding()
 #if defined(__WIN32__) && !defined(__WXMICROWIN__)
     UINT codepage = ::GetACP();
 
-    // wxWidgets only knows about CP1250-1257, 932, 936, 949, 950
+    // wxWidgets only knows about CP1250-1257, 874, 932, 936, 949, 950
     if ( codepage >= 1250 && codepage <= 1257 )
     {
         return (wxFontEncoding)(wxFONTENCODING_CP1250 + codepage - 1250);
     }
 
+    if ( codepage == 874 )
+    {
+        return wxFONTENCODING_CP874;
+    }
+
     if ( codepage == 932 )
     {
         return wxFONTENCODING_CP932;
@@ -2285,24 +2378,23 @@ wxFontEncoding wxLocale::GetSystemEncoding()
         return wxFONTENCODING_CP950;
     }
 #elif defined(__WXMAC__)
-	TextEncoding encoding = 0 ;
+    TextEncoding encoding = 0 ;
 #if TARGET_CARBON
-	encoding = CFStringGetSystemEncoding() ;
+    encoding = CFStringGetSystemEncoding() ;
 #else
-	 UpgradeScriptInfoToTextEncoding ( smSystemScript , kTextLanguageDontCare , kTextRegionDontCare , NULL , &encoding ) ;
+    UpgradeScriptInfoToTextEncoding ( smSystemScript , kTextLanguageDontCare , kTextRegionDontCare , NULL , &encoding ) ;
 #endif
     return wxMacGetFontEncFromSystemEnc( encoding ) ;
 #elif defined(__UNIX_LIKE__) && wxUSE_FONTMAP
-    wxString encname = GetSystemEncodingName();
+    const wxString encname = GetSystemEncodingName();
     if ( !encname.empty() )
     {
-        wxFontEncoding enc = wxFontMapper::Get()->
-            CharsetToEncoding(encname, FALSE /* not interactive */);
+        wxFontEncoding enc = wxFontMapperBase::GetEncodingFromName(encname);
 
         // on some modern Linux systems (RedHat 8) the default system locale
         // is UTF8 -- but it isn't supported by wxGTK in ANSI build at all so
         // don't even try to use it in this case
-#if !wxUSE_UNICODE
+#if !wxUSE_UNICODE && defined(__WXGTK__)
         if ( enc == wxFONTENCODING_UTF8 )
         {
             // the most similar supported encoding...
@@ -2310,13 +2402,11 @@ wxFontEncoding wxLocale::GetSystemEncoding()
         }
 #endif // !wxUSE_UNICODE
 
-        // this should probably be considered as a bug in CharsetToEncoding():
-        // it shouldn't return wxFONTENCODING_DEFAULT at all - but it does it
-        // for US-ASCII charset
-        //
-        // we, OTOH, definitely shouldn't return it as it doesn't make sense at
-        // all (which encoding is it?)
-        if ( enc != wxFONTENCODING_DEFAULT )
+        // GetEncodingFromName() returns wxFONTENCODING_DEFAULT for C locale
+        // (a.k.a. US-ASCII) which is arguably a bug but keep it like this for
+        // backwards compatibility and just take care to not return
+        // wxFONTENCODING_DEFAULT from here as this surely doesn't make sense
+        if ( enc != wxFONTENCODING_MAX && enc != wxFONTENCODING_DEFAULT )
         {
             return enc;
         }
@@ -2423,8 +2513,9 @@ wxLocale::~wxLocale()
         delete pTmpCat;
     }
 
-    // restore old locale
+    // restore old locale pointer
     wxSetLocale(m_pOldLocale);
+
     // FIXME
 #ifndef __WXWINCE__
     wxSetlocale(LC_ALL, m_pszOldLocale);
@@ -2476,20 +2567,12 @@ const wxChar *wxLocale::GetString(const wxChar *szOrigString,
         {
             NoTransErr noTransErr;
 
-            if ( szDomain != NULL )
-            {
-                wxLogTrace(_T("i18n"),
-                           _T("string '%s'[%lu] not found in domain '%s' for locale '%s'."),
-                           szOrigString, (unsigned long)n,
-                           szDomain, m_strLocale.c_str());
-
-            }
-            else
-            {
-                wxLogTrace(_T("i18n"),
-                           _T("string '%s'[%lu] not found in locale '%s'."),
-                           szOrigString, (unsigned long)n, m_strLocale.c_str());
-            }
+            wxLogTrace(TRACE_I18N,
+                       _T("string \"%s\"[%ld] not found in %slocale '%s'."),
+                       szOrigString, (long)n,
+                       szDomain ? wxString::Format(_T("domain '%s' "), szDomain).c_str()
+                                : _T(""),
+                       m_strLocale.c_str());
         }
 #endif // __WXDEBUG__
 
@@ -2502,6 +2585,58 @@ const wxChar *wxLocale::GetString(const wxChar *szOrigString,
     return pszTrans;
 }
 
+wxString wxLocale::GetHeaderValue( const wxChar* szHeader,
+                                   const wxChar* szDomain ) const
+{
+    if ( wxIsEmpty(szHeader) )
+        return wxEmptyString;
+
+    wxChar const * pszTrans = NULL;
+    wxMsgCatalog *pMsgCat;
+
+    if ( szDomain != NULL )
+    {
+        pMsgCat = FindCatalog(szDomain);
+
+        // does the catalog exist?
+        if ( pMsgCat == NULL )
+            return wxEmptyString;
+
+        pszTrans = pMsgCat->GetString(wxEmptyString, (size_t)-1);
+    }
+    else
+    {
+        // search in all domains
+        for ( pMsgCat = m_pMsgCat; pMsgCat != NULL; pMsgCat = pMsgCat->m_pNext )
+        {
+            pszTrans = pMsgCat->GetString(wxEmptyString, (size_t)-1);
+            if ( pszTrans != NULL )   // take the first found
+                break;
+        }
+    }
+
+    if ( wxIsEmpty(pszTrans) )
+      return wxEmptyString;
+
+    wxChar const * pszFound = wxStrstr(pszTrans, szHeader);
+    if ( pszFound == NULL )
+      return wxEmptyString;
+
+    pszFound += wxStrlen(szHeader) + 2 /* ': ' */;
+
+    // Every header is separated by \n
+
+    wxChar const * pszEndLine = wxStrchr(pszFound, wxT('\n'));
+    if ( pszEndLine == NULL ) pszEndLine = pszFound + wxStrlen(pszFound);
+
+
+    // wxString( wxChar*, length);
+    wxString retVal( pszFound, pszEndLine - pszFound );
+
+    return retVal;
+}
+
+
 // find catalog by name in a linked list, return NULL if !found
 wxMsgCatalog *wxLocale::FindCatalog(const wxChar *szDomain) const
 {
@@ -2684,7 +2819,7 @@ class wxLocaleModule: public wxModule
     DECLARE_DYNAMIC_CLASS(wxLocaleModule)
     public:
         wxLocaleModule() {}
-        bool OnInit() { return TRUE; }
+        bool OnInit() { return true; }
         void OnExit() { wxLocale::DestroyLanguagesDB(); }
 };
 
@@ -3434,10 +3569,9 @@ void wxLocale::InitLanguagesDB()
    LNG(wxLANGUAGE_ZHUANG,                     "za"   , 0              , 0                                 , "Zhuang")
    LNG(wxLANGUAGE_ZULU,                       "zu"   , 0              , 0                                 , "Zulu")
 
-};
+}
 #undef LNG
 
 // --- --- --- generated code ends here --- --- ---
 
 #endif // wxUSE_INTL
-